ARP SB Chevy LS1/LS6 5.7L/6.8L Hex Head Bolt Kit

SKU: 134-3609 | UPC: 672036023300

ARP SB Chevy LS1/LS6 5.7L/6.8L Hex Head Bolt Kit 1997-2013

ARP 134-3609 head bolt kit provides forged 8740 alloy steel fasteners for GM LS1/LS6 engines in 5.7L/6.8L configurations. Designed for high-horsepower street and race applications this kit fits 1997-2013 Chevrolet Corvette Camaro Pontiac Firebird GTO G8 Cadillac CTS-V and more. Expect consistent torque values and resistance to fatigue failure under extreme boost and RPM.

Key Features

• Forged 8740 Chromoly Steel: Handles up to 220000 PSI tensile strength for secure head gasket sealing in boosted or naturally aspirated setups
• Hex Head Design: Allows easy wrench access in tight engine bays while maintaining full thread engagement
• Precision Rolled Threads: Ensures smooth consistent torque and minimizes distortion during high-heat cycles
• Application Specific Lengths: Matches OEM locations to prevent bottoming out and deliver even clamp load across cylinder head
• Matched Washer Kit: Hardened steel washers prevent galling and promote even load distribution

Product Notes

• Kit contains 20 main head bolts 10 longer center bolts and matched washers for complete cylinder head installation
• Thread size M11 x 1.5 with lengths from 3.465 to 7.380 inches per ARP engineering
• Ships in protective packaging to prevent thread damage net weight 3.85 lbs

Installation Notes

• Professional installation recommended.
• Clean cylinder block threads thoroughly and apply ARP Ultra-Torque fastener lubricant on threads and under washer faces
• Torque in three steps to 70 ft-lbs using ARP specified sequence recheck after 500 miles or initial heat cycles

This Part Fits

Year	Make	Model	Submodel
1997-2013	Chevrolet	Corvette	Base
1998-2002	Chevrolet	Camaro	Z28
1998-2002	Chevrolet	Camaro	Z28 SS
2010-2013	Chevrolet	Camaro	SS
2010-2013	Chevrolet	Corvette	Grand Sport
2006-2013	Chevrolet	Corvette	Z06
2008	Chevrolet	Corvette	427 Limited Edition Z06
2009-2013	Chevrolet	Corvette	ZR1
2011	Chevrolet	Corvette	Z06 Carbon
2013	Chevrolet	Corvette	427
2004-2007	Cadillac	CTS	V
1998-2002	Pontiac	Firebird	Trans Am
1998-2002	Pontiac	Firebird	Formula
2004-2006	Pontiac	GTO	Base
2009	Pontiac	G8	GXP
2005-2006	Chevrolet	SSR	Base
2006-2008	Chevrolet	Trailblazer	SS

Why Choose ARP?

• Proven in NHRA Top Fuel and Pro Stock racing for over 50 years
• Every fastener 100% inspected for critical dimensions and material properties
• Engineered with finite element analysis for real-world load simulation

Frequently Asked Questions

• Q: Will this kit work on my LS1 5.7L Corvette engine?
  A: Yes ARP 134-3609 fits all LS1 5.7L and LS6 6.8L engines including 1997-2013 Corvettes Camaros and Firebirds with stock or aftermarket heads
• Q: What material are these bolts made from?
  A: Forged from 8740 chromoly alloy steel heat-treated to 200000+ PSI yield strength with black oxide finish for corrosion resistance
• Q: What is the torque spec and warranty?
  A: Follow ARP instructions 50 ft-lbs 60 then 70 ft-lbs with Ultra-Torque ARP offers defect coverage contact manufacturer for details

Shipping & Handling

• Method: UPS Ground or USPS Priority
• Availability: In stock – ships same or next business day
• Packaging: Corrugated box 2.75 x 9 x 9 inches
• Weight: 3.85 lbs net 4.3 lbs shipping